5XMM J181806.9-120855

5XMM-DR15 stacked source · SRCID 3000882030100018
Position: 18h18m06.94s -12d08m55.1s (274.52892°, -12.14863°)
EP flux
5.65e-15 ± 2.1e-15 erg cm-2 s-1
CLASSX
AGN (0.817)
Detections
6

SRCID 3000882030100018
IAUNAME 5XMM J181806.9-120855
SC_RA 18h18m06.94s (274.52892°)
SC_DEC -12d08m55.1s (-12.14863°)
RADEC_ERR 0.56 arcsec
LII / BII 18.3363° / 1.7246°
N_CONTRIB 6 (detections)
N_OBS 7 (observations covering the position)
MJD_FIRST 52371.983 (2002-04-07 23:35:06.000 UTC)
MJD_LAST 60042.022 (2023-04-08 00:31:05.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 5.65e-15 ± 2.1e-15 erg cm-2 s-1

Hardness ratios
HR1
0.40 ± 0.35
0.2-0.5 / 0.5-1.0 keV
HR2
0.24 ± 0.29
0.5-1.0 / 1.0-2.0 keV
HR3
0.38 ± 0.16
1.0-2.0 / 2.0-4.5 keV
HR4
-0.87 ± 0.22
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -2.4) SUM_FLAG: 1
Long-term lightcurve

AGN

CLASSX outlier: 3.42

Class probabilities
Class taxonomy
  • AGN — active galactic nucleus.
  • Bkg_AGN — background AGN.
  • Star — Galactic star.
  • Gal_XRB — Galactic X-ray binary.
  • Extragal_XRB — extragalactic X-ray binary.
  • CV — cataclysmic variable.
  • Extended — cluster or galaxy.

No multi-wavelength counterpart data available for this source.

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 1.85e-13 (+2.1e-13 / −1.7e-13) erg cm−2 s−1
NH 6.18e+21 (+7.5e+21 / −4.9e+21) cm−2
Photon index (Γ) 2.08 (+2.34 / −1.84)
DoF 826
p-value 0.555
Inter-instrument norm. 1.13 (0.97–1.33)
Quality flag 0

APPROX_SOURCE_VAR 13.700 (approximate flux variability amplitude)

No contributing observations found.

Sky view (optical)

DSS2 colour optical image. The header thumbnail shows the XMM-Newton X-ray image; use the layers menu in the toolbar to switch surveys.

Hardness-ratio diagram

The per-observation light curve is shown in the X-ray properties section above.